Acetaldehyde 2-(2,4-dinitrophenyl)hydrazone

乙醛2,4-二硝基苯腙

Also known as: Acetaldehyde 2,4-dinitrophenylhydrazone, Acetaldehyde-2,4-dinitrophenylhydrazone, Ethanal 2,4-dinitrophenylhydrazone, Acetaldehyde-DNPH, Ethanal DNPH, 2,4-Dinitrophenylhydrazone of acetaldehyde, MFCD00191298

Acetaldehyde 2-(2,4-dinitrophenyl)hydrazone (CAS 1019-57-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H8N4O4 and a molecular weight of 224.17400 g/mol. It is also known as Acetaldehyde 2,4-dinitrophenylhydrazone, Acetaldehyde-2,4-dinitrophenylhydrazone and Ethanal 2,4-dinitrophenylhydrazone. Key properties include a melting point of 164°C, a boiling point of 382.5ºC at 760mmHg, a density of 1.47g/cm3 and a flash point of 7 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1019-57-4
Jingsj CID
J-30212-8
Molecular Formula
C8H8N4O4
Chinese Name
乙醛2,4-二硝基苯腙
Molecular Weight
224.17400 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point164°C
Boiling Point382.5ºC at 760mmHg
Density1.47g/cm3
Flash Point7 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Acetaldehyde 2-(2,4-dinitrophenyl)hydrazone?

The CAS number of Acetaldehyde 2-(2,4-dinitrophenyl)hydrazone is 1019-57-4.

What are the molecular formula and molecular weight of Acetaldehyde 2-(2,4-dinitrophenyl)hydrazone?

Acetaldehyde 2-(2,4-dinitrophenyl)hydrazone has molecular formula C8H8N4O4 and molecular weight 224.17400 g/mol.

Is Acetaldehyde 2-(2,4-dinitrophenyl)hydrazone hazardous?

Acetaldehyde 2-(2,4-dinitrophenyl)hydrazone has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Acetaldehyde 2-(2,4-dinitrophenyl)hydrazone (CAS 1019-57-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30212-8 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.